Karen A. Johnson, APN
Primary Care Nurse Practitioner · Schertz, TX
Karen A. Johnson, APN is a primary care nurse practitioner with a practice address in Schertz, Texas, and NPI 1063703510, issued on May 2, 2011. Check the license (Texas AP119719, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen A. Johnson
- Credential
- APN
- Primary taxonomy
- Primary Care Nurse Practitioner 363LP2300X
- License numbers
- AP119719 TX
639757 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3746 Schertz Pkwy Ste 100, Schertz, TX 78154
- Phone
- (210) 380-1706
- Enumerated
- May 2, 2011
- Record last updated
- Jan 30, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190328001294); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest primary care nurse practitioner records → All 822 in Texas → Look up another NPI →
Verify Karen A. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license AP119719Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average primary care nurse practitioner in 2024
3,236 Medicare Part D claims for 215 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Rosuvastatin Calcium214 claims
- Levothyroxine Sodium149 claims
- Losartan Potassium133 claims
- Amlodipine Besylate124 claims
- Atorvastatin Calcium98 claims
- Lisinopril89 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,194.01
76 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 4,321 providers of this specialty with any payment received $625.13 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Hillside Primary Care PLLCLive Oak, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen A. Johnson among 822 primary care nurse practitioner records in Texas
Karen A. Johnson, APN is one of 822 primary care nurse practitioner records with a practice address in Texas. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 8% of them.
- NPI issued2011 · 8% of these records are older, 91% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2009 · median 2020 among the 348 with a school on file
- Record last updated2019 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Primary Care Nurse Practitioner providers in Texas
There are 822 primary care nurse practitioner records in Texas.
All 822 in Texas → Every provider in Schertz → Primary Care Nurse Practitioner nationwide →
The 8 primary care nurse practitioner records with the nearest ZIP codes
- Annalysa Elizondo, FNP-CSchertz, TX 781541831868942
- Charisse Soller, FNP-CSelma, TX 781541629354618
- Cecelia Kothmann, FNPStockdale, TX 781601942337563
- Jennifer Reece, NPUniversal City, TX 781481578489662
- Robin Woodmansee-Wewe, AGPCNP-BCYorktown, TX 781641225441025
- Steven BaugherNew Braunfels, TX 781301063083475
- Shannon MarshNew Braunfels, TX 781301548833262
- Jasmine Sutton, APRN, AGNP-CConverse, TX 781091831892603
Common questions
What is Karen A. Johnson, APN's NPI number?
Karen A. Johnson, APN's National Provider Identifier (NPI) is 1063703510, issued on May 2, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Karen A. Johnson, APN located?
The NPPES record lists a practice address at 3746 Schertz Pkwy Ste 100, Schertz, TX, 78154. Phone: (210) 380-1706. Providers update this record themselves, so call before visiting.
How can I verify Karen A. Johnson, APN's license?
NPPES lists Texas license number AP119719, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Karen A. Johnson, APN prescribe under Medicare Part D?
In 2024, Karen A. Johnson, APN had 3,236 Medicare Part D claims for 215 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.